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Api: Fix copy to OS clipboard action stopped working

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We now have clipboard API, when browser supports it
https://developer.mozilla.org/en-US/docs/Web/API/Clipboard
This commit is contained in:
nathan 2022-09-09 09:30:12 -06:00
parent 04feaff1d0
commit c2d6d646f1
1 changed files with 102 additions and 42 deletions
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134
api/js/egw_action/egw_action_popup.js
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@ -765,62 +765,47 @@ export function egwPopupActionImplementation()
if(clipboard_action == null) if(clipboard_action == null)
{ {
// Create an action to add selected to clipboard // Create an action to add selected to clipboard
clipboard_action = mgr.addAction('popup', 'egw_os_clipboard', egw.lang('Copy to OS clipboard'), egw.image('copy'), function(action) { clipboard_action = mgr.addAction('popup', 'egw_os_clipboard', egw.lang('Copy to OS clipboard'), egw.image('copy'), function (action)
{
if(document.queryCommandSupported('copy')) if (document.queryCommandSupported('copy'))
{ {
jQuery(action.data.target).trigger('copy'); jQuery(action.data.target).trigger('copy');
} }
},true); }, true);
clipboard_action.group = 2.5; clipboard_action.group = 2.5;
} }
let os_clipboard_caption = ""; let os_clipboard_caption = "";
if(this._context.event) if (this._context.event)
{ {
os_clipboard_caption = this._context.event.originalEvent.target.innerText.trim(); os_clipboard_caption = this._context.event.originalEvent.target.innerText.trim();
clipboard_action.set_caption(egw.lang('Copy "%1"', os_clipboard_caption.length > 20 ? os_clipboard_caption.substring(0, 20) + '...' : os_clipboard_caption)); clipboard_action.set_caption(egw.lang('Copy "%1"', os_clipboard_caption.length > 20 ? os_clipboard_caption.substring(0, 20) + '...' : os_clipboard_caption));
clipboard_action.data.target = this._context.event.originalEvent.target; clipboard_action.data.target = this._context.event.originalEvent.target;
} }
jQuery(clipboard_action.data.target).off('copy').on('copy', function(event) { jQuery(clipboard_action.data.target).off('copy').on('copy', function (event)
// Cancel any no-select css
var target = jQuery(clipboard_action.data.target);
var old_select = target.css('user-select');
target.css('user-select','all');
var range = document.createRange();
range.selectNode(clipboard_action.data.target);
window.getSelection().removeAllRanges();
window.getSelection().addRange(range);
target.css('user-select',old_select);
var successful = false;
try {
// detect we are in IE via checking setActive, since it's
// only supported in IE, and make sure there's clipboardData object
if (typeof event.target.setActive !='undefined' && window.clipboardData)
{ {
window.clipboardData.setData('Text', jQuery(clipboard_action.data.target).text().trim()); try
}
if(event.clipboardData)
{ {
event.clipboardData.setData('text/plain', jQuery(clipboard_action.data.target).text().trim()); copyTextToClipboard(event, clipboard_action, os_clipboard_caption).then((successful) =>
event.clipboardData.setData('text/html', jQuery(clipboard_action.data.target).html());
}
// Show fail message, just in case
egw.message(egw.lang('Use Ctrl-C/Cmd-C to copy'));
successful = document.execCommand('copy');
} catch(err) {}
if(successful)
{ {
// Clear fail message if (successful)
{
// Clear message
egw.message(''); egw.message('');
window.getSelection().removeAllRanges(); window.getSelection().removeAllRanges();
target.css('user-select',old_select);
return false; return false;
} }
else
{
// Show fail message
egw.message(egw.lang('Use Ctrl-C/Cmd-C to copy'));
}
});
}
catch (err)
{
}
}); });
if(typeof _links[copy_action.id] == 'undefined') if(typeof _links[copy_action.id] == 'undefined')
{ {
@ -952,5 +937,80 @@ export function egwPopupActionImplementation()
return ai; return ai;
} }
/**
* Try some deprecated ways of copying to the OS clipboard
*
* @param event
* @param clipboard_action
* @param text
* @returns {boolean}
*/
function fallbackCopyTextToClipboard(event, clipboard_action, text)
{
// Cancel any no-select css
var target = jQuery(clipboard_action.data.target);
var old_select = target.css('user-select');
target.css('user-select', 'all');
var range = document.createRange();
range.selectNode(clipboard_action.data.target);
window.getSelection().removeAllRanges();
window.getSelection().addRange(range);
target.css('user-select', old_select);
// detect we are in IE via checking setActive, since it's
// only supported in IE, and make sure there's clipboardData object
if (typeof event.target.setActive != 'undefined' && window.clipboardData)
{
window.clipboardData.setData('Text', jQuery(clipboard_action.data.target).text().trim());
}
if (event.clipboardData)
{
event.clipboardData.setData('text/plain', jQuery(clipboard_action.data.target).text().trim());
event.clipboardData.setData('text/html', jQuery(clipboard_action.data.target).html());
}
if (!window.clipboardData)
{
const textArea = document.createElement("textarea");
textArea.value = text;
// Avoid scrolling to bottom
textArea.style.top = "0";
textArea.style.left = "0";
textArea.style.position = "fixed";
document.body.appendChild(textArea);
textArea.focus();
textArea.select();
}
let successful = false;
try
{
successful = document.execCommand('copy');
const msg = successful ? 'successful' : 'unsuccessful';
console.log('Fallback: Copying text command was ' + msg);
}
catch (err)
{
successful = false;
}
document.body.removeChild(textArea);
return successful;
}
function copyTextToClipboard(event, action, text)
{
if (!navigator.clipboard)
{
let success = fallbackCopyTextToClipboard(event, action, text);
return Promise.resolve(success);
}
// Use Clipboard API
return navigator.clipboard.writeText(text);
}